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TPS51125RGER
+NomenclatureIC REG CTRLR BUCK 24QFN
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FabricantTexas Instruments
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Pièce fabricant #TPS51125RGER
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Package VQFN (RGE)-24
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En stock5660
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | D-CAP™ |
| ProductStatus | Active |
| OutputType | Transistor Driver |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 5.5V ~ 28V |
| SynchronousRectifier | Yes |
| ClockSync | No |
| ControlFeatures | Enable, On Time Control, Power Good |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 24-VFQFN Exposed Pad |
Présentation
Description
Key features include:
1. Dual Output: Manages two independent output voltages, ideal for powering multiple components.
2. Wide Input Voltage Range: Typically supports 5.5V to 28V, catering to different power sources.
3. Efficiency: Optimized for high efficiency, which is crucial for battery-powered devices.
4. Adjustable Switching Frequency: Allows for design flexibility and optimization based on specific requirements.
5. Built-In Protections: Includes over-current protection, under-voltage lockout, and thermal shutdown for safety and reliability.
6. Soft Start Function: Ensures smooth power-up and limits inrush current.
The TPS51125RGER is popular in applications such as laptops, desktops, and other consumer electronics where efficient power management is critical. Its compact 24-pin VQFN package makes it suitable for space-constrained designs.
Equivalent
Features
1. Wide Input Voltage Range: It supports a broad input voltage range from 5.5V to 28V, making it versatile for various applications.
2. Dual Outputs: The device can regulate two output voltages independently, which is beneficial for systems requiring multiple supply rails.
3. High-Efficiency Operation: It incorporates integrated MOSFET drivers to enhance efficiency and reduce component count.
4. Light-Load Efficiency: Features Auto-Skip mode to maintain high efficiency under light-load conditions.
5. Adjustable Switching Frequency: Allows for flexible frequency adjustment between 200 kHz and 600 kHz for optimization of efficiency and component size.
6. Power Good Indicators: Provides power good signals to indicate the proper operation of each output.
7. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal shutdown to ensure reliable operation.
8. Compact Package: Available in a 24-pin QFN package, optimizing board space.
Overall, the TPS51125RGER is a highly adaptable and efficient power management solution suited for advanced computing applications.
Pinout
1. Synchronous buck controller for high efficiency.
2. Supports wide input voltage range for versatile applications.
3. Features integrated bootstrap switches for reduced component count.
4. Offers power-good signal and fault protection for improved reliability.
5. Adjustable switching frequency to minimize interference.
6. Supports selectable light-load efficiency modes.
Each pin has a specific function, such as power input, feedback, and control, enabling efficient voltage regulation. For detailed pin descriptions, refer to the TPS51125 datasheet.